1.命令介绍 最近学习并使用了一个python的内置函数dir,首先help一下: 复制代码代码如下: >>> help(dir)Help on built-in function dir in module __builtin__: dir() dir([object]) -> list of strings Return an alphabetized list of names comprising (some of) the attributes of the…
Python内置函数6 1.license() 输出当前python 的license信息 A. HISTORY OF THE SOFTWARE ========================== Python was created in the early 1990s by Guido van Rossum at Stichting Mathematisch Centrum (CWI, see http://www.cwi.nl) in the Netherlands as a succe…
使用Python内置函数:bin().oct().int().hex()可实现进制转换. 先看Python官方文档中对这几个内置函数的描述: bin(x)Convert an integer number to a binary string. The result is a valid Python expression. If x is not a Python int object, it has to define an __index__() method that returns a…